class_docstr: Weighted loss of L2 distance with the pose angle for PFLD.
code: def __init__(self):
      super(PFLDLoss, self).__init__()
  
file_path: nni/examples/nas/legacy/oneshot/pfld/lib/utils.py
imports: from __future__ import absolute_import, division, print_function
  import torch
  import numpy
  import torch.nn
label_desc: Use image node_id 1 to create a new PFLDLoss object from inherited base classes: nn with example: obj = PFLDLoss()